Hardware Spec Index

Teralux FN-3781 Core 140mm PWM Case Fan

Case Fans · Teralux · SKU FN3781-CORE · Released 2023 · Updated 2026-10-26

Key facts

Benchmark index214 (Case Fans scale)
Category rank#26,217
Street price$9
Power3 W
Performance per dollar23.78
Released2023

Specifications

BrandTeralux
ModelTeralux FN-3781 Core
Size140 × 140 × 25 mm
Speed200–2,300 RPM (PWM)
Airflow110.4 CFM
Static pressure2.19 mmH₂O
Noise26 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Corvane FN-6860 Ultra 120mm PWM ARGB Case Fan (3-Pack)885$29Compare
Zephyra FN-3786 SE 120mm PWM ARGB Case Fan (3-Pack)939$29Compare
Corvane FN-7291 XT 140mm PWM Case Fan (3-Pack)589$19Compare
Teralux FN-7871 Prime 140mm PWM Case Fan776$19Compare
Caldera FN-6894 SE 140mm PWM ARGB Case Fan1,198$39Compare
Corvane FN-1101 Ultra 140mm PWM Case Fan (3-Pack)676$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-3781 Core 140mm PWM Case Fan”, https://vextor7.com/item/4318124 (accessed 2026-10-26).